121242133404300 has 36 divisors (see below), whose sum is σ = 350793905983976. Its totient is φ = 32331235574400.

The previous prime is 121242133404283. The next prime is 121242133404311. The reversal of 121242133404300 is 3404331242121.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202070222041 + ... + 202070222640.

Almost surely, 2^{121242133404300} is an apocalyptic number.

121242133404300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121242133404300 is an abundant number, since it is smaller than the sum of its proper divisors (229551772579676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121242133404300 is a wasteful number, since it uses less digits than its factorization.

121242133404300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404140444698 (or 404140444691 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 121242133404300 its reverse (3404331242121), we get a palindrome (124646464646421).

The spelling of 121242133404300 in words is "one hundred twenty-one trillion, two hundred forty-two billion, one hundred thirty-three million, four hundred four thousand, three hundred".